consent vs grant

consent

verb
  • To express willingness, to give permission. 

  • To cause to sign a consent form. 

  • To agree in opinion or sentiment; to be of the same mind; to accord; to concur. 

noun
  • Voluntary agreement or permission. 

grant

verb
  • to give (permission or wish) 

  • To bestow or confer, with or without compensation, particularly in answer to prayer or request; to give. 

  • To assent; to consent. 

  • To agree with (someone) on (something); to accept (something) for the sake of argument; to admit to (someone) that (something) is true. 

noun
  • The yielding or admission of something in dispute. 

  • The act of granting; a bestowing or conferring; concession; allowance; permission. 

  • The thing or property granted; a gift; a boon. 

  • A transfer of property by deed or writing; especially, an appropriation or conveyance made by the government. 

  • An application for a grant (monetary boon to aid research or the like). 

  • The deed or writing by which such a transfer is made. 

How often have the words consent and grant occurred in a corpus of books? (source: Google Ngram Viewer )